PGSMAJ18CAHR3G Product Overview

Introduction

The PGSMAJ18CAHR3G is a semiconductor product belonging to the category of transient voltage suppressor diodes. This entry provides a comprehensive overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the PGSMAJ18CAHR3G.

Basic Information Overview

• Category: Transient Voltage Suppressor Diodes
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMA (DO-214AC)
• Essence: Safeguarding sensitive electronic components from voltage spikes
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 18V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The PGSMAJ18CAHR3G follows the standard SMA (DO-214AC) package with two pins for connection. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Transient Voltage Suppression: Provides protection by diverting excessive current away from sensitive components during voltage transients.
• Fast Response Time: Reacts quickly to voltage spikes, minimizing the risk of damage to connected devices.
• Low Clamping Voltage: Limits the voltage across the protected circuit during transient events.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact form factor
• RoHS compliant

Disadvantages

• Limited breakdown voltage (18V)
• Requires careful consideration of maximum operating conditions

Working Principles

The PGSMAJ18CAHR3G operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly switches into its low impedance state, shunting excess current away from the protected circuit. This action prevents the voltage from reaching damaging levels.

Detailed Application Field Plans

The PGSMAJ18CAHR3G is suitable for various applications, including: - Consumer electronics - Telecommunication equipment - Automotive electronics - Industrial control systems - Power supplies

Detailed and Complete Alternative Models

• PGSMAJ5.0AHR3G
• PGSMAJ6.0AHR3G
• PGSMAJ10AHR3G
• PGSMAJ15AHR3G
• PGSMAJ24AHR3G

In conclusion, the PGSMAJ18CAHR3G transient voltage suppressor diode offers effective protection against voltage transients in a compact package. Its fast response time and low clamping voltage make it suitable for a wide range of applications, although users should carefully consider its limitations, particularly the breakdown voltage. Additionally, there are alternative models available within the same series to cater to different voltage protection requirements.

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